数字功放是目前音频功放发展的主流。简要介绍数字功率放大器的原理与结构,并介绍了德州仪器公司(TI)音频IC的性能与用途,给出了一种基于TI数字音频IC研制高保真音频数字功放的设计方案和核心部分的电路原理图。通过调试自制功放电路板,该设计能够获得高音质性价比。
- Abstract:
- Digitalize is the major trend of the development in the field of audio power amplifiers. This paper briefly introducs the principles and frame of digital amplifiers,as well as the advantages and usages of the audio ICs manufactured by Texas Instrument Corporation (TI).Meanwhile, this paper points out a way to use these ICs to design a digital amplifier, explains with the schematic diagrams of the key parts,also dissertates the outstanding performance verified by board testing, com-pared with price.
声明:本文内容及配图由入驻作者撰写或者入驻合作网站授权转载。文章观点仅代表作者本人,不代表电子发烧友网立场。文章及其配图仅供工程师学习之用,如有内容侵权或者其他违规问题,请联系本站处理。 举报投诉